This version of Internet Explorer comes from Windows Longhorn build 4051 and works with Windows XP and Server 2003. What's New

Build 6 Navimages fixed added PopUpBlocker v2.0.

Build 6 Images in der Navleiste gefixed und PopUpBlocker v2.0 hinzugefügt.

Download Internet Explorer pre 6.05 build 0006

and you can check out Neowin's Forum for more info.